diff options
Diffstat (limited to 'target/linux/omap/patches-3.12/100-ARM-dts-add-AM33XX-EDMA-support.patch')
| -rw-r--r-- | target/linux/omap/patches-3.12/100-ARM-dts-add-AM33XX-EDMA-support.patch | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/target/linux/omap/patches-3.12/100-ARM-dts-add-AM33XX-EDMA-support.patch b/target/linux/omap/patches-3.12/100-ARM-dts-add-AM33XX-EDMA-support.patch new file mode 100644 index 0000000..f474eb8 --- /dev/null +++ b/target/linux/omap/patches-3.12/100-ARM-dts-add-AM33XX-EDMA-support.patch @@ -0,0 +1,38 @@ +Adds AM33XX EDMA support to the am33xx.dtsi as documented in +Documentation/devicetree/bindings/dma/ti-edma.txt + +[Joel Fernandes <joelf@ti.com>] +Drop DT entries that are non-hardware-description as discussed in [1] + +[1] https://patchwork.kernel.org/patch/2226761/ + +Signed-off-by: Matt Porter <mporter@ti.com> +Signed-off-by: Joel A Fernandes <joelagnel@ti.com> + +--- +arch/arm/boot/dts/am33xx.dtsi | 12 ++++++++++++ + 1 file changed, 12 insertions(+) + +diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi +index f9c5da9..19a1c1d 100644 +--- a/arch/arm/boot/dts/am33xx.dtsi ++++ b/arch/arm/boot/dts/am33xx.dtsi +@@ -100,6 +100,18 @@ + reg = <0x48200000 0x1000>; + }; + ++ edma: edma@49000000 { ++ compatible = "ti,edma3"; ++ ti,hwmods = "tpcc", "tptc0", "tptc1", "tptc2"; ++ reg = <0x49000000 0x10000>, ++ <0x44e10f90 0x10>; ++ interrupts = <12 13 14>; ++ #dma-cells = <1>; ++ dma-channels = <64>; ++ ti,edma-regions = <4>; ++ ti,edma-slots = <256>; ++ }; ++ + gpio0: gpio@44e07000 { + compatible = "ti,omap4-gpio"; + ti,hwmods = "gpio1"; |